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i386.c (ix86_preferred_reload_class): Use IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.

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* config/i386/i386.c (ix86_preferred_reload_class): Use
	IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.

From-SVN: r236645
This commit is contained in:
Uros Bizjak 2016-05-24 17:42:17 +02:00
parent b556ea3b46
commit 4b63ff5894
2 changed files with 14 additions and 12 deletions
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17
gcc/ChangeLog
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@ -124,8 +124,8 @@
2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/71252
* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert after
build_and_add_sum creates new use stmt.
* tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
after build_and_add_sum creates new use stmt.
2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
@ -157,7 +157,8 @@
(add_to_ops_vec): Add stmt_to_insert.
(add_repeat_to_ops_vec): Init stmt_to_insert.
(insert_stmt_before_use): New.
(transform_add_to_multiply): Remove mult_stmt insertion and add it to ops vector.
(transform_add_to_multiply): Remove mult_stmt insertion and add it
to ops vector.
(get_ops): Init stmt_to_insert.
(maybe_optimize_range_tests): Likewise.
(rewrite_expr_tree): Insert stmt_to_insert before use stmt.
@ -190,8 +191,8 @@
TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
SSE_FLOAT_MODE_P macros.
* config/i386/i386.c (ix86_preferred_reload_class): Use
IS_STACK_MODE, INTEGER_CLASS_P and FLOAT_CLASS_P macros. Cleanup
regclass processing for CONST_DOUBLE_P.
IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
Cleanup regclass processing for CONST_DOUBLE_P.
(ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
(ix86_rtx_costs): Remove redundant TARGET_80387 check
with IS_STACK_MODE macro.
@ -278,9 +279,9 @@
2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
PR middle-end/40921
* tree-ssa-reassoc.c (try_special_add_to_ops): New.
(linearize_expr_tree): Call try_special_add_to_ops.
(reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
* tree-ssa-reassoc.c (try_special_add_to_ops): New.
(linearize_expr_tree): Call try_special_add_to_ops.
(reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>

9
gcc/config/i386/i386.c
View file

@ -43334,17 +43334,18 @@ ix86_preferred_reload_class (rtx x, reg_class_t regclass)
(plus soft-fp const_int). Which can only be computed into general
regs. */
if (GET_CODE (x) == PLUS)
return reg_class_subset_p (regclass, GENERAL_REGS) ? regclass : NO_REGS;
return INTEGER_CLASS_P (regclass) ? regclass : NO_REGS;
/* QImode constants are easy to load, but non-constant QImode data
must go into Q_REGS. */
if (GET_MODE (x) == QImode && !CONSTANT_P (x))
{
if (reg_class_subset_p (regclass, Q_REGS))
if (Q_CLASS_P (regclass))
return regclass;
if (reg_class_subset_p (Q_REGS, regclass))
else if (reg_class_subset_p (Q_REGS, regclass))
return Q_REGS;
return NO_REGS;
else
return NO_REGS;
}
return regclass;